Finding the Fourth Proportional to 1,726,223.82, 2,382,469.47 and 1,038,590.70
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Solution
The fourth proportional to 1,726,223.82, 2,382,469.47 and 1,038,590.70 is: 1,433,423.99
Step by Step Solution
- Step 1: Write the proportion equation
1,726,223.82 : 2,382,469.47 = 1,038,590.70 : x - Step 2: Convert to fraction form
1,726,223.82/2,382,469.47 = 1,038,590.70/x - Step 3: Cross multiply
1,726,223.82x = 2,382,469.47 × 1,038,590.70 - Step 4: Simplify right side
1,726,223.82x = 2,474,410,634,575.93 - Step 5: Solve for x
x = 2,474,410,634,575.93/1,726,223.82 - Step 6: Final answer
x = 1,433,423.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.